The two-inch-long, “neotenic” Jollyville Plateau salamander retains gills for its entire life and spends all its time underwater, inhabiting springs, spring runs and wet caves fed by the Edwards ...

Mexico's Gulf of California — one of the most biodiverse places on the planet — teems with 891 species of fish and a third of the world's cetacean species, including the smallest and most endangered ...

Trapped, poisoned and shot for “predator control,” gray wolves were nearly eliminated from the U.S. West by 1945. Today, after centuries of unfounded fear and animosity, research has given wolves a ...

DESCRIPTION: Adult Hermes copper butterflies have a wingspan between one and 1.25 inches. Upperside forewings are brown with yellow, brown-spotted centers; upperside hindwings are also brown and have ...

Our planet now faces a global extinction crisis never witnessed by humankind. Scientists predict that more than 1 million species are on track for extinction in the coming decades. But there’s still ...

DESCRIPTION: The tiny Quino checkerspot has short, rounded wings with a wingspan of 1.5 inches. The top side of the wings is a complex checkered pattern with vibrant colors of orange, black, and cream ...

Snake-killing contests, aka rattlesnake roundups, are contests calling for hunters to bring in as many snakes as they can catch in a year — and then slaughter them. Some snakes' bodies are sold for ...

THREATS: Habitat destruction and degradation from proposed housing construction, construction and expansion of two highways, a proposed reservoir, drought, pesticides, and disease POPULATION TREND: ...

Plastic accumulating in our oceans and on our beaches has become a global crisis. Billions of pounds of plastic can be found in swirling convergences that make up about 40 percent of the world's ocean ...

Global warming is projected to commit over one-third of the Earth’s animal and plant species to extinction by 2050 if current greenhouse gas emissions trajectories continue — a catastrophic loss that ...

Marine fish provide 15 percent of all animal protein consumed by humans. Under this intense pressure — 15 percent of 7.5 billion people (and growing), every year, year in, year out — global fisheries ...

The bluefin tuna, one of the world's most remarkable ocean creatures, is in trouble and needs your help. Overfishing is driving this mighty warm-blooded fish toward the brink of extinction, and yet ...